package com.kaifamiao.www.demo.Do29.am;


public class Demo01 {
    public static void main(String[] args) {

        Father man = new Son();
        //运行时，多态
        man.marry();
        //编译时，多态
        m();
        m(2);
    }
    public static void call(Father father){
        father.marry();
    }
    public static void m(){
        System.out.println("m()");
    }
    public static void m(int a){
        System.out.println("m(int)");
    }
}
